fix: separate trade price from realtime price

tests/test_calculations.py

@@ -37,7 +37,7 @@ def make_trade(
 
 def test_buy_sell_grid_profit_and_breakeven():
     today = date(2026, 7, 8)
-    instrument = Instrument(id=1, code="510300", name="沪深300ETF", manual_price=Decimal("9.50"))
+    instrument = Instrument(id=1, code="510300", name="沪深300ETF")
     trades = [
         make_trade(
             trade_id=1,
@@ -68,7 +68,17 @@ def test_buy_sell_grid_profit_and_breakeven():
         ),
     ]
 
-    [summary] = calculate_positions([instrument], trades, as_of=today)
+    quotes = {
+        1: QuoteSnapshot(
+            symbol="sh510300",
+            code="510300",
+            name="沪深300ETF",
+            price=Decimal("9.50"),
+            source="tencent",
+        )
+    }
+
+    [summary] = calculate_positions([instrument], trades, as_of=today, quote_snapshots=quotes)
 
     assert summary.total_quantity == 100
     assert summary.base_quantity == 100
@@ -79,6 +89,8 @@ def test_buy_sell_grid_profit_and_breakeven():
     assert summary.cost_price == Decimal("9.01")
     assert summary.position_breakeven_price == Decimal("8.03")
     assert summary.account_breakeven_price == Decimal("8.03")
+    assert summary.current_price == Decimal("9.50")
+    assert summary.price_source == "tencent"
     assert summary.market_value == Decimal("950.00")
     assert summary.floating_pnl == Decimal("49.00")
 
@@ -111,7 +123,7 @@ def test_t_plus_one_available_quantity_excludes_today_buys():
     assert summary.available_quantity == 200
 
 
-def test_quote_snapshot_overrides_manual_price_for_position_value():
+def test_quote_snapshot_supplies_current_price_for_position_value():
     today = date(2026, 7, 8)
     instrument = Instrument(id=1, code="510300", name="沪深300ETF", manual_price=Decimal("3.90"))
     trades = [
@@ -141,6 +153,28 @@ def test_quote_snapshot_overrides_manual_price_for_position_value():
     assert summary.market_value == Decimal("4120.00")
 
 
+def test_missing_quote_does_not_use_manual_or_last_trade_price_for_current_price():
+    today = date(2026, 7, 8)
+    instrument = Instrument(id=1, code="510300", name="沪深300ETF", manual_price=Decimal("3.90"))
+    trades = [
+        make_trade(
+            trade_id=1,
+            trade_date=today - timedelta(days=1),
+            side=TradeSide.BUY,
+            price="4.00",
+            quantity=1000,
+            trade_group=TradeGroup.BASE,
+        )
+    ]
+
+    [summary] = calculate_positions([instrument], trades, as_of=today)
+
+    assert summary.current_price is None
+    assert summary.price_source == "missing"
+    assert summary.market_value is None
+    assert summary.floating_pnl is None
+
+
 def test_sell_more_than_group_position_raises():
     today = date(2026, 7, 8)
     instrument = Instrument(id=1, code="159915", name="创业板ETF")

tests/test_services.py

@@ -64,10 +64,12 @@ def test_service_creates_default_account_and_computes_summary(tmp_path):
 
     assert len(positions) == 1
     assert positions[0].total_quantity == 500
+    assert positions[0].current_price is None
+    assert positions[0].price_source == "missing"
     assert positions[0].grid_profit == Decimal("91.47")
     assert summary.cash == Decimal("98138.97")
-    assert summary.market_value == Decimal("2000.00")
-    assert summary.total_assets == Decimal("100138.97")
+    assert summary.market_value == Decimal("0.00")
+    assert summary.total_assets == Decimal("98138.97")
 
 
 def test_service_validates_lot_size_and_available_sell_quantity(tmp_path):

tests/test_ui.py

@@ -35,6 +35,47 @@ def test_main_window_can_be_constructed_offscreen(tmp_path, monkeypatch):
     app.processEvents()
 
 
+def test_instrument_dialog_does_not_collect_manual_current_price(monkeypatch):
+    monkeypatch.setenv("QT_QPA_PLATFORM", "offscreen")
+
+    from PySide6.QtWidgets import QApplication, QLabel
+
+    from grid_trading.ui.dialogs import InstrumentDialog
+
+    app = QApplication.instance() or QApplication([])
+    dialog = InstrumentDialog()
+
+    labels = [label.text() for label in dialog.findChildren(QLabel)]
+    assert "手动价格" not in labels
+    assert not hasattr(dialog, "manual_price_edit")
+    assert dialog.to_instrument().manual_price is None
+
+    dialog.close()
+    app.processEvents()
+
+
+def test_trade_dialog_labels_price_as_trade_price(tmp_path, monkeypatch):
+    monkeypatch.setenv("QT_QPA_PLATFORM", "offscreen")
+
+    from PySide6.QtWidgets import QApplication, QLabel
+
+    from grid_trading.services.trading_service import TradingService
+    from grid_trading.ui.dialogs import TradeDialog
+
+    app = QApplication.instance() or QApplication([])
+    service = TradingService(tmp_path / "grid.db")
+    service.ensure_defaults()
+    account = service.get_active_account()
+    dialog = TradeDialog(service, account.id, [Instrument(id=1, code="510300", name="沪深300ETF")])
+
+    labels = [label.text() for label in dialog.findChildren(QLabel)]
+    assert "成交价" in labels
+
+    dialog.close()
+    service.close()
+    app.processEvents()
+
+
 def test_quote_refresh_does_not_block_main_window(tmp_path, monkeypatch):
     monkeypatch.setenv("QT_QPA_PLATFORM", "offscreen")